Grate burner for a fireplace



FIG. 1 is a perspective view of the new design;

FIG. 2 is a front view of the new design;

FIG. 3 is a rear view of the new design;

FIG. 4 is a top view of the new design;

FIG. 5 is a bottom view of the new design;

FIG. 6 is a right side view of the new design; and,

FIG. 7 is a left side view of the new design.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for grate burner for a fireplace, as shown and described. 